Areligion or a culture like Judaism, at least three thousand years old, cannot be expected to be all of one piece, homogeneous, self-contained, consistent, a neatly constructed system of ideas. If Judaism were that, it would have died centuries ago and would be a subject of interest only to the historian and archaeologist. Judaism has been a living force precisely because it is a teeming, thundering, and clamoring phenomenon, full of contrary tendencies...